Properties of the Number -2663

Six Hundred Sixty-Three

Basics

Value: -2664 → -2663 → -2662

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2663

Divisors: 1, 2663

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101001100111

Octal: -5147

Duodecimal: -165B

Hexadecimal: -a67

Square: 7091569

Square Root: 51.60426338976267

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Table of the numerators of the fractions of Bernoulli twin numbers and their higher-order differences, read by antidiagonals. A168516

Second differences of A000463; first differences of A188652. A188653

Numerators of column 3 of table described in A051714/A051715. A51720

Triangle read by rows: T(n,k), 0 <= k <= n, gives the coefficients of the Charlier polynomials (with parameter a=1), ordered by rising powers. A137338

Array read by antidiagonals: numerators of the core of the classical Bernoulli numbers. A240581

Numerators of the inverse binomial transform of Bernoulli(n+2). A256671

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 149", based on the 5-celled von Neumann neighborhood. A270320

Primes p such that p² + p + 1 is prime. A53182

Honaker primes: primes P(k) such that sum of digits of P(k) equals sum of digits of k. A33548

a(n) = 2·n² + 2·n - 1. A142463